YELLOW FEVER

Yellow fever is acute or toxic infectious disease of the warm regions
Like Africa and tropical parts of South America

ACUTE PHASE

• Fever, headache
• dizziness
• Muscle aches, particularity in back and knees
• Nausea, vomiting or both
• Red eyes, face or tongue

TOXIC PHACE

• Yellowing of your skin and the white of your eyes ( Jaundice )
• Abdominal pain and vomiting, some times with blood
• Decrease of urination
• Bleeding from nose, mouth, and eyes
• Liver and kidney failure

20 to 50 % of those who develop the toxic phase die.
Plus the first 3 to 6 day there is no signs or symptoms or the incubation period.

Mosquitos
Transmit the virus back and forth between monkeys, humans or both

Mostly only
Humans and Monkeys
Get yellow fever

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Test and diagnosis
The doctor will ack about medical and travel history
Treatment and drugs
There is no drugs. Just supportive care in the hospital.

PREVENTION

• Vaccine
• Non skin repellent
• Skin repellent
• Try to stay away from Mosquitos

Yellow fever vaccine or the U.S. brand name is YF-VAX

Just one dose of .5ml subcutaneously is a good prevent for 10 years.
Should have the vaccine 10 to 14 days before traveling.

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Some History
1936 - Max Theiler and his colleagues developed a live attenuated vaccine for yellow fever
1937 - Max Theiler published results of U.S. Vaccine for yellow fever
1951 - Max Theiler wins Nobel Prize for his work in developing the 17D Yellow fever vaccine

REFERENCES

• www.historyofvaccines.org
• Merriam - Webster's medical dictionary
• www.mayoclinic.org
• EBSCOhost Blackwell publishing
• dailymed.nlm.nih.gov